Cover for a regulator and fill valve



FIG. 1 is a perspective view of a cover for a regulator and fill valve showing my new design;

FIG. 2 is a front elevational view of the cover;

FIG. 3 is a right side elevational view of the cover, the left side elevational view being a mirror image thereof;

FIG. 4 is a rear elevational view of the cover;

FIG. 5 is a top plan view of the cover; and,

FIG. 6 is a bottom plan view of the cover.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a cover for a regulator and fill valve, as shown and described. 